1. Impact of demographic, behaviour, and dental care utilization parameters on tooth colour and personal satisfaction;Odiodo;The Compendium of Continuing Education in Dentistry,2000
2. Adult Dental Health Survey: Oral Health in the United Kingdom 1998,2000
3. Tooth discolouration and staining: a review of the literature;Watts;British Dental Journal,2001
4. Bleaching teeth: history, chemicals and methods used for common tooth discolouration;Fastanto;Journal of Esthetic Dentistry,1992
5. Faculty of Dental Surgery; Royal College of Surgeons. National Clinical Guidelines: Restorative Indications for Porcelain Veneer Restorations 1997,1997